Stadium: Court 15 Round: 25 Ground: Clay
| ITF Russia F4 Qual | 2018/07/30 09:00 | Uvarov, Andrey v Alekseenko, Gleb | 6-1,6-3 |
| ITF Russia F4 Qual | 2018/07/29 11:00 | Alexey Aleshchev v Uvarov, Andrey | 6-7,5-7 |
| ITF Russia F4 Qual | 2018/07/29 07:00 | Uvarov, Andrey v Shrolik, Igor | 7-5,7-5 |
| ITF Russia F4 Qual | 2018/07/30 08:40 | Tatyanin, Nikita v Vorobyev, Andrey | 6-1,6-2 |
| ITF Spain F18 Qual | 2018/07/08 10:55 | Florent Bax v Tatyanin, Nikita | 7-6,6-3 |
| ITF Spain F18 Qual | 2018/07/07 09:00 | Tatyanin, Nikita v Mansilla Diez, Mario | 6-3,6-4 |
| ITF Spain F17 Qual | 2018/07/01 17:55 | Tatyanin, Nikita v Diaz Freire, Gabriel | 5-7,2-6 |
| ITF Spain F17 Qual | 2018/07/01 09:00 | Tatyanin, Nikita v Uriarte Morillas, Asier | 6-2,6-2 |
| ITF Spain F11 | 2018/05/12 13:30 | Batlle, Carles v Tatyanin, Nikita | 2-6,7-5,6-0 |
| ITF Spain F10 Qual | 2018/04/21 12:00 | Lipka, Dariusz v Tatyanin, Nikita | 6-3,4-6,6-1 |
| ITF Spain F9 Qual | 2018/04/14 14:30 | Tatyanin, Nikita v Facundo Juarez | 3-6,2-6 |